The material of all screw shafts and liners is 38CrMoAlA high-quality steel&comma; the surface of them is processed by nitrogen treatment and the hardness HRC is 60-65&period; Their resistance to wear and corrosion is very good&period; The direct current motor is applied to infinite speed variation in transmission agent&period; Reduction is a hard tooth face cylinder gearwheel reducer&period; The transmission is stable and reliable&period; The agent has small volume and low noise&period;

The extruder uses the technology of room temperature feeding&period; Its advantages are high quality&comma; high yield ability&comma; high efficiency and energy conservation&period; Also the extruder can extruder rubber at low temperature&comma; and is highly adaptable to processes of tires of rubber sizing material&period; The extruder is the first choice machine while technology innovating&comma; process improving and equipment replacing in rubber industry&period;